22105042 has 8 divisors (see below), whose sum is σ = 33652656. Its totient is φ = 10887492.

The previous prime is 22104991. The next prime is 22105043. The reversal of 22105042 is 24050122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (22105043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82348 + ... + 82615.

It is an arithmetic number, because the mean of its divisors is an integer number (4206582).

Almost surely, 2^22105042 is an apocalyptic number.

22105042 is a deficient number, since it is larger than the sum of its proper divisors (11547614).

22105042 is a wasteful number, since it uses less digits than its factorization.

22105042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165032.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 22105042 is about 4701.5999404458. The cubic root of 22105042 is about 280.6491824770.

Adding to 22105042 its reverse (24050122), we get a palindrome (46155164).

The spelling of 22105042 in words is "twenty-two million, one hundred five thousand, forty-two".